TP4056 Type-C USB to Lithium Battery Charging Module with Battery Protection

Using the module

• Connect micro USB cable for power, or 5V DC to pads marked IN+ and IN- on left-hand side of the module
  
• Connect cell to charge to B+/B- pads on right-hand side of module
  
• A load (something for the battery to power) can be connected to the OUT+/OUT- pads on the right-hand side
  
• Important! Disconnect load when charging
  
• The red LED indicates chaging in progress, green LED indicates charging has finished.
  
• Never charge your battery at a rate greater than 1C.

Specifications

• Input voltage - 5V via microUSB or solder pads on left-hand side of module
  
• Full charge voltage - 4.2V
  
• Charging current - 1A by default. However you can change this by changing the 1k2 resistor next to the "IN-" pad the bottom-left of the board. See the Rprog table on page three of the TP4056 data sheet for different values and matching charging currents